:root{--ink:#243e34;--green:#285846;--muted:#617369;--paper:#faf8f1;--line:#d9e1d3;--white:#fffefa}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 'Avenir Next','Trebuchet MS',Arial,sans-serif}button,input,select,textarea{font:inherit}a{color:var(--green)}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #aa6e24;outline-offset:4px}button{color:inherit}button,a{min-height:44px}.header,main,footer{max-width:1220px;margin:auto;padding:24px 32px}.header{display:flex;align-items:center;justify-content:space-between;gap:22px;border-bottom:1px solid var(--line)}.brand{display:flex;gap:10px;font-size:31px;font-weight:800;line-height:1.1;letter-spacing:-1px;text-decoration:none;align-items:center}.brand small{display:block;font-size:12px;letter-spacing:1.7px;margin-top:8px}.header nav{display:flex;gap:8px;align-items:center}.header nav a,.header nav button{padding:10px 14px;text-decoration:none;border:0;border-radius:8px;background:transparent;font-size:14px;font-weight:700}.header nav .parent-link{border:1px solid #cad6c2}.skip{position:absolute;top:-100px}.skip:focus{top:4px;background:white;padding:12px;z-index:100}.intro{display:flex;align-items:end;justify-content:space-between;gap:24px;margin:16px 0 30px}h1,h2,h3{line-height:1.2}h1,h2{font-family:Georgia,serif;font-weight:500;letter-spacing:-1px}h1{font-size:43px;margin:10px 0}h2{font-size:30px;margin:12px 0}h3{font-size:20px}.eyebrow{font-size:13px;letter-spacing:1.5px;text-transform:uppercase;font-weight:800;color:var(--muted)}.intro p{color:var(--muted);margin:10px 0 0;max-width:590px}.grade-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.grade-card{display:block;text-decoration:none;color:var(--ink);border:1px solid var(--line);border-radius:17px;overflow:hidden;background:var(--white);transition:transform .15s,box-shadow .15s}.grade-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px #21382c12}.grade-cover{background:var(--cover);padding:23px 23px 19px;min-height:137px;display:flex;align-items:center;gap:15px;border-left:9px solid #0000000c}.grade-number{font-family:Georgia,serif;font-size:67px;line-height:1;letter-spacing:-4px}.grade-cover span:last-child{font-size:14px;line-height:1.4}.grade-description{padding:18px 21px 21px}.grade-description h2{font:700 19px/1.3 'Avenir Next','Trebuchet MS',sans-serif;letter-spacing:0;margin:0 0 5px}.grade-description p{font-size:14px;color:var(--muted);margin:0}.grade-description small{display:block;font-size:12px;color:var(--muted);margin-top:12px}.family-note{display:flex;gap:20px;align-items:center;margin:27px 0 4px;border-top:1px solid var(--line);padding-top:22px;font-size:14px;color:var(--muted)}.family-note p{margin:0;flex:1}.family-note a{white-space:nowrap;font-weight:700}.button,.chip,.text-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;border:1px solid #c6d2bd;border-radius:10px;padding:10px 17px;text-decoration:none;background:var(--white);font-weight:700;font-size:15px}.button.primary{background:var(--green);color:white;border-color:var(--green)}.text-button{border:0;background:none;padding:10px 4px;text-decoration:underline;text-underline-offset:3px}.filters{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.chip[aria-pressed=true]{background:var(--green);color:white}.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:19px}.story-card{text-align:left;border:1px solid var(--line);border-radius:16px;background:var(--white);overflow:hidden;padding:24px;width:100%;display:flex;flex-direction:column;min-height:255px}.story-card:hover{border-color:#719467}.story-card h2{font-size:27px;margin:16px 0 8px}.story-card p{font-size:15px;color:var(--muted);margin:0 0 20px}.story-card .card-end{display:flex;justify-content:space-between;gap:12px;align-items:end;margin-top:auto;font-size:14px}.story-number{display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}.pill{display:inline-block;padding:5px 12px;background:#e8efdf;border-radius:20px;font-size:13px;font-weight:700}.progress-summary{display:flex;gap:14px;align-items:center;padding:18px 22px;background:#e9f0e1;border-radius:13px;margin:18px 0}.progress-summary strong{font-size:25px}.progress-summary p{margin:0;color:var(--muted);font-size:14px}.reader-top{display:flex;justify-content:space-between;gap:15px;align-items:center;margin:7px 0 18px}.reading-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:26px;align-items:start}.passage,.question-panel,.reflection-panel{background:var(--white);border:1px solid var(--line);border-radius:20px;padding:30px}.passage h1{font-size:38px;margin:14px 0 22px}.passage-text{font-family:Georgia,serif;font-size:22px;line-height:1.85;letter-spacing:.05px}.passage-text p{margin:0 0 20px}.passage-text p:last-child{margin-bottom:0}.early .passage-text{font-size:28px;line-height:1.8}.big-text .passage-text{font-size:29px}.early.big-text .passage-text{font-size:34px}.read-tools{display:flex;gap:9px;flex-wrap:wrap;margin:0 0 24px}.question-head{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:14px;color:var(--muted)}.question-panel h2{font-family:inherit;font-size:23px;line-height:1.45;letter-spacing:0;margin:22px 0}.options{display:grid;gap:11px;margin:20px 0}.option{display:flex;gap:13px;align-items:center;text-align:left;min-height:60px;padding:15px;border:1px solid #cfd8c5;border-radius:12px;background:#fff;font-size:17px;font-weight:600;line-height:1.5}.option span:first-child{background:#edf0e6;border-radius:7px;min-width:29px;height:29px;display:grid;place-items:center;font-size:14px}.option.correct{border:2px solid #507b42;background:#edf4e6}.option.incorrect{border:2px solid #b27950;background:#fcf0e5}.option:disabled{opacity:1}.feedback{padding:17px;background:#edf3e4;border-radius:12px;margin:15px 0;color:#36582c;font-size:16px}.feedback.retry{background:#faf0e4;color:#755033}.evidence{display:block;font:17px/1.7 Georgia,serif;margin:12px 0 3px}.question-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;justify-content:space-between}.hint{padding:14px 16px;background:#f4f0d9;border-radius:12px;font-size:16px;margin:16px 0}.finish{text-align:center;padding:16px 0}.finish .stars{font-size:36px;color:#b7821e}.reflection-panel{margin-top:24px}.reflection-panel textarea{display:block;width:100%;min-height:140px;resize:vertical;border:1px solid #bdcdb2;border-radius:10px;padding:15px;color:var(--ink);background:white;font-size:17px;margin:16px 0 7px}.reflection-panel details{margin:15px 0;font-size:15px}.reflection-panel summary{cursor:pointer;min-height:44px;padding:10px 0}.reflection-panel small{font-size:13px;color:var(--muted)}.star-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.star-item{padding:22px;background:var(--white);border:1px solid var(--line);border-radius:14px}.star-item h2{font-size:24px}.star-item .stars{color:#b7821e;font-size:25px}.toast{position:fixed;bottom:23px;left:50%;transform:translateX(-50%);max-width:90%;padding:14px 20px;background:var(--green);color:white;border-radius:10px;z-index:100;display:none;font-size:15px}.toast.visible{display:block}footer{display:flex;justify-content:space-between;gap:15px;border-top:1px solid var(--line);margin-top:32px;color:var(--muted);font-size:13px}.error{padding:24px;background:#fcf0e5;border-radius:15px} [hidden]{display:none!important}
@media(max-width:950px){.grade-grid{grid-template-columns:repeat(2,1fr)}.story-grid,.star-list{grid-template-columns:repeat(2,1fr)}.reading-layout{grid-template-columns:1fr}.passage-text{font-size:23px}.header{flex-wrap:wrap}.header nav{margin-left:auto}.intro{align-items:start}.grade-cover{min-height:125px}.reader-top{align-items:start}.reading-sync-bar{margin-left:24px!important;margin-right:24px!important}}
@media(max-width:580px){.header,main,footer{padding-left:19px;padding-right:19px}.header{gap:20px;padding-top:20px}.brand{font-size:28px}.brand small{font-size:12px}.header nav{margin:0;width:100%;gap:4px;justify-content:space-between}.header nav a,.header nav button{padding:9px 8px;font-size:14px}h1{font-size:35px}.intro{display:block;margin-bottom:23px}.intro .button{margin-top:17px}.grade-grid{gap:12px}.grade-cover{padding:18px 13px;min-height:100px;border-left-width:6px;gap:10px}.grade-number{font-size:49px;letter-spacing:-2px}.grade-cover span:last-child{font-size:12px}.grade-description{padding:15px 14px}.grade-description h2{font-size:18px}.grade-description p{font-size:14px}.grade-description small{font-size:12px}.family-note{display:block}.family-note a{display:inline-block;padding-top:10px}.story-grid,.star-list{grid-template-columns:1fr}.story-card{min-height:215px}.reader-top{flex-wrap:wrap}.passage,.question-panel,.reflection-panel{padding:23px}.passage h1{font-size:33px}.passage-text{font-size:21px}.early .passage-text{font-size:26px}.question-panel h2{font-size:22px}.question-head{flex-wrap:wrap}.option{font-size:17px}.progress-summary{padding:17px}footer{display:block}footer span{display:block;margin-top:8px}.read-tools .button{font-size:14px;padding:10px 12px}.reading-sync-bar{margin-left:19px!important;margin-right:19px!important}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}